Volute casing for a pump



FIG. 1 is a perspective view of a volute casing for a pump showing the first embodiment of our new design;

FIG. 2 is a first side elevational view of the volute casing illustrated in FIG. 1;

FIG. 3 is a second side elevational view of the volute casing illustrated in FIG. 1;

FIG. 4 is a first end elevational view of the volute casing illustrated in FIG. 1;

FIG. 5 is a second end elevational view of the volute casing illustrated in FIG. 1;

FIG. 6 is a bottom plan view of the volute casing illustrated in FIG. 1;

FIG. 7 is a top plan view of the volute casing illustrated in FIG. 1;

FIG. 8 is a perspective view of a volute casing for a pump showing the second embodiment of our new design;

FIG. 9 is a first side elevational view of the volute casing illustrated in FIG. 8;

FIG. 10 is a second side elevational view of the volute casing illustrated in FIG. 8;

FIG. 11 is a first end elevational view of the volute casing illustrated in FIG. 8;

FIG. 12 is a second end elevational view of the volute casing illustrated in FIG. 8;

FIG. 13 is a bottom plan view of the volute casing illustrated in FIG. 8;

FIG. 14 is a top plan view of the volute casing illustrated in FIG. 8;

FIG. 15 is a perspective view of a volute casing for a pump showing the third embodiment of our new design;

FIG. 16 is a first side elevational view of the volute casing illustrated in FIG. 15;

FIG. 17 is a second side elevational view of the volute casing illustrated in FIG. 15;

FIG. 18 is a first end elevational view of the volute casing illustrated in FIG. 15;

FIG. 19 is a second end elevational view of the volute casing illustrated in FIG. 15;

FIG. 20 is a bottom plan view of the volute casing illustrated in FIG. 15;

FIG. 21 is a top plan view of the volute casing illustrated in FIG. 15;

FIG. 22 is a perspective view of a volute casing for a pump showing the fourth embodiment of our new design;

FIG. 23 is a first side elevational view of the volute casing illustrated in FIG. 22;

FIG. 24 is a second side elevational view of the volute casing illustrated in FIG. 22;

FIG. 25 is a first end elevational view of the volute casing illustrated in FIG. 22;

FIG. 26 is a second end elevational view of the volute casing illustrated in FIG. 22;

FIG. 27 is a bottom plan view of the volute casing illustrated in FIG. 22;

FIG. 28 is a top plan view of the volute casing illustrated in FIG. 22;

FIG. 29 is a perspective view of a volute casing for a pump showing the fifth embodiment of our new design;

FIG. 30 is a first side elevational view of the volute casing illustrated in FIG. 29;

FIG. 31 is a second side elevational view of the volute casing illustrated in FIG. 29;

FIG. 32 is a first end elevational view of the volute casing illustrated in FIG. 29;

FIG. 33 is a second end elevational view of the volute casing illustrated in FIG. 29;

FIG. 34 is a bottom plan view of the volute casing illustrated in FIG. 29;

FIG. 35 is a top plan view of the volute casing illustrated in FIG. 29;

FIG. 36 is a perspective view of a volute casing for a pump showing the sixth embodiment of our new design;

FIG. 37 is a first side elevational view of the volute casing illustrated in FIG. 36;

FIG. 38 is a second side elevational view of the volute casing illustrated in FIG. 36;

FIG. 39 is a first end elevational view of the volute casing illustrated in FIG. 36;

FIG. 40 is a second end elevational view of the volute casing illustrated in FIG. 36;

FIG. 41 is a bottom plan view of the volute casing illustrated in FIG. 36; and,

FIG. 42 is a top plan view of the volute casing illustrated in FIG. 36. 

CLAIM The ornamental design for a volute casing for a pump, as shown and described. 